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Base Mainnet LIVE
x402 Intelligence EXCLUSIVE

The Infrastructure for
Agents That Pay

80 live APIs your agents can pay for in USDC on Base. No accounts, no subscriptions, no human friction. The operating system for machine-to-machine commerce.

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Live Playground

Try It Right Now

Select an endpoint and see real responses. No signup required.

Maps
GET /maps/search $0.01
GET /maps/reviews $0.02
Crypto
GET /token/price $0.005
GET /token/analyze $0.01
Web
GET /web/scrape $0.01
Data
GET /data/weather $0.005
GET /email/validate $0.005
Crypto Market
GET /crypto/market $0.005
GET /crypto/fear-greed $0.005
GET /crypto/trending $0.01
GET /crypto/ohlcv $0.01
GET /crypto/dominance $0.005
Web Tools
GET /web/whois $0.01
GET /web/headers $0.005
GET /web/ssl-check $0.005
Data Tools
GET /data/ip-geo $0.005
GET /data/ua-parser $0.002
GET /data/hash $0.002
GET /data/uuid $0.001
GET /data/qr-code $0.003
POST /data/translate $0.01
POST /data/summarize $0.02
News
GET /news/reddit $0.005
GET /news/devto $0.005
DeFi & Token
GET /defi/il-calculator $0.01
GET /defi/staking-apy $0.005
GET /token/nft-metadata $0.01
GET /v1/token/price
Parameters
{"token": "ETH"}
Response 200 OK ~120ms
Click "Send" to make a request...
x402 Payment Required
USDC on Base
Settled instantly
API Categories

80 Live Endpoints, More Weekly

Production APIs across maps, DeFi, web, data, forex and news — new verticals shipping weekly.

Maps & Location
5 live
Crypto & DeFi
19 live
Web & Scraping
4 live
AI & ML
soon
Finance
3 live
Communication
1 live
Weather
3 live
News & Media
6 live
Security
soon
Data & Analytics
8 live
Gaming
soon
Health & Science
soon
Crypto Market Data
5 live
Web Tools
3 live
Data Tools
7 live
EXCLUSIVE — x402 Intelligence

On-Chain Analytics Nobody Else Has

We read Base Mainnet directly. Real-time USDC micropayment intelligence. No API keys needed.

Payment Stream

Recent USDC transfers on Base. See every micropayment in real-time. Volume, frequency, wallet patterns.

GET /v1/x402/payments/recent

Agent Intelligence

Wallet analytics. Spending patterns, unique counterparties, net flow. The "Google Analytics" for crypto wallets.

GET /v1/x402/agent/{address}

Network Analytics

Global health metrics. 24h/7d volume, active wallets, trends. Real-time network intelligence.

GET /v1/x402/analytics

Top Agents Leaderboard

Who's spending the most? Ranking by volume, transactions, unique counterparties. The x402 economy leaderboard.

GET /v1/x402/top-agents
FREE — No payment required. Exclusive to aetheriusxAPI.
How It Works

Four Steps to Autonomous Access

From zero to API access in under a minute.

1

Connect Wallet

Your crypto wallet is your identity. No signup, no KYC.

2

Choose API

Browse 64 live endpoints. Pick what your agent needs.

3

Pay Per Request

x402 handles payment. USDC on Base. Sub-cent fees.

4

Get Data

Instant response. The agent gets exactly what it needs.

Features

Built for the Agent Economy

Every feature designed for machine-to-machine commerce.

AI-Native Design

Built for machines. No accounts, no UI, no human friction. Agents pay and use directly.

x402 Protocol

HTTP 402 with crypto payments. The emerging standard for machine-to-machine commerce.

USDC on Base

Stablecoin payments on L2. Sub-cent fees, instant finality, global reach.

Permissionless

No KYC, no subscriptions. Connect wallet and use. That's it.

Global Access

Anyone with a crypto wallet. No bank account needed. No borders.

Instant Settlement

Payments verified on-chain in seconds. No waiting, no intermediaries.

For Developers

Integrate in Minutes

One SDK. Every API. Zero configuration.

terminal

One line of code.

The SDK handles wallet connection, payment negotiation, request signing, and response parsing. Just import and call.

  • Auto-negotiates payment via x402
  • Python + JavaScript SDKs, typed and tested
  • Type-safe with full IDE support
  • Built-in retry and error handling
  • Zero configuration needed
Early Access

Join the Agent Economy

We're live on Base Mainnet. Start building with 80 APIs today. Get early access to new endpoints and exclusive analytics.

0
On Waitlist
80+
Live APIs
x402
Protocol
Early mainnet access
Priority support
Founder pricing locked

Launch Roadmap

Aug 2026
Project Started
x402 research, architecture design
Sep 5, 2026
Mainnet Launch
80 endpoints live on Base Mainnet with real USDC
Sep 2026
x402 Intelligence
20 exclusive on-chain analytics endpoints + grants
Q4 2026
Scale
120+ endpoints, Go/Rust SDKs, 100 agent-wallets
System Status

Live Infrastructure

Real-time health of every API endpoint.

Request Volume
Live
…
Uptime
…
Avg Latency
0
Uptime
Endpoint Health
/api/v1/maps/search
~120ms
/api/v1/token/analyze
~80ms
/api/v1/email/validate
~40ms
/api/v1/web/scrape
~150ms
/api/v1/maps/reviews
~200ms
/api/v1/health
~5ms
Distributed Telemetry

See the system between requests.

NATS carries internal events across the runtime. Aetherius exposes the useful proof: health, latency, volume, and cross-layer drift.

01Your agent callsAny endpoint. No signup, no keys.
→
02Payment settlesx402 + USDC on Base. NATS moves internal events.
→
03You see the proofHealth, latency and volume — live.
NATS stays private. Observability becomes a product.Inspect control room ↗
Documentation

Everything You Need

Complete guides, references, and examples. Tutoriales en español → docs/tutorials

Getting Started

Quick start guide. From zero to first request in 5 minutes.

Read guide

API Reference

Complete endpoint documentation with parameters and responses.

Explore APIs

Guides & Tutorials

Tutorials for DeFi bots, data aggregators, and AI agents.

View tutorials
Rate Limits

Fair Use, Transparent Limits

Every tier has clear limits. No hidden throttling.

TierRequests / minRequests / dayBurst
Free
1010020
Pro
10010,000200
Enterprise
1,000UnlimitedCustom
Founding Agents

First 10 agents pay half, forever.

Founding agents lock lifetime 50% off every endpoint, vote the roadmap, and get a direct line. When the 10 are gone, they're gone.

50% lifetime
every call, forever
Vote roadmap
you steer what ships
Direct line
priority support on X
💰 Founder math — what would YOU pay?
…loading live prices…

Own an API? We turn it into a paid x402 API for you (white-label). Talk to us ↗

Claim founder spot → Join Telegram

Cohort: 0 / 10 claimed — updated live as wallets join.

Get Started

Ready to Build the
Agent Economy?

Start building today. Health and telemetry free, forever.

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